Accuform, MPL781MG50, 10-3/4" x 10-3/4" 4-Digit DOT Placard Hazard Class 8 "Sulfuric Acid 1830" Magnetic Vinyl Features: Ideal for frequent changing of Sign on vehicles, tanks and vessels, bins, shelving, and any other ferrous metal surface Magnetic ferrite particles embedded in 32-mil synthetic rubber base with UV protective coating Resists cracking and chipping Flexible to mount on curved surfaces Service temperature range: 0° to 160°F